Hisar vs Thanjavur
Side-by-side air quality comparison between Hisar and Thanjavur.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hisar averaged an AQI of 136 while Thanjavur averaged 42 — a 94-point (224%) gap, with Hisar the more polluted and Thanjavur the cleaner of the two. On 58 days when both cities reported, Thanjavur was cleaner on 58 of them; the average daily gap was 158 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Thanjavur was 0% Severe and 98.60000000000001% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Thanjavur 21 days.
Year-over-year progress
The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Thanjavur hit AQI 140 at Parisutham Nagar (TNPCB) on 2024-11-01.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Thanjavur spans 1 stations with a 0-point spread (min 42, max 42).